HubSpot's AI ecosystem was unified as "Breeze" with INBOUND in 2024, and expanded explosively with INBOUND in 2025. Not just a "sentence generation tool"The foundation of a “hybrid human x AI team” where AI embedded in CRM works autonomouslyIt is evolving as This chapter explains the overall picture, three-tier structure, plan and credit mechanism, and HubSpot's AI design philosophy "The Loop", and provides a map for the entire book.
HubSpot's AI has long been treated as a "bonus feature." Suggesting email subjects and generating blog drafts are useful, but they are auxiliary tools that are difficult to use as a core part of your work. However, from 2024 to 2025, its position has fundamentally changed.
AI has evolved from an auxiliary tool that works ``outside'' the CRM to a ``team member'' that works autonomously ``inside'' the CRM.Noda. Symbolizing this is the brand integration called "Breeze" and the more than 20 AI agent groups announced at INBOUND 2025.
The biggest difference from general-purpose AI such as ChatGPT and Claude is“Having CRM data as context.”It's a point. Breeze works with access to all contacts, deals, tickets, conversation history, and knowledge base within HubSpot. "AI that knows your business" makes it possible to achieve "customer-specific personalized outreach" and "automatic support response based on your own KB" that general-purpose AI cannot do.
Breeze is not just one feature;AI layer with three different rolesIt is an ecosystem made up of Accurately understanding these three layers will help you decide which features to use and when.
| What I want to do | Layer to use | Specific functions |
|---|---|---|
| I want to draft an email now | Assistant | Type "Write a follow-up email for this contact" in the Breeze Assistant sidebar. |
| I want to automatically reach out to 100 leads every week. | Agents | Configure Prospecting Agent to automatically email contacts that match your ICP |
| Available within the HubSpot mobile app | Agents | Train Customer Agents on KB and websites for 24-hour availability |
| I want to automatically complete the industry and number of employees in the CRM company record. | Intelligence | Turn on data enrichment to autocomplete (standard fields are currently free) |
| I want to identify anonymous companies viewing my price page | Intelligence | Identify web visiting companies and automatically create CRM records with Buyer Intent |
| I want to create a dedicated AI that answers based on my product manual. | Assistant | Create a Custom Assistant and submit product manuals to Knowledge Vault |
Breeze AI features vary widely depending on the plan. Also, after INBOUND in 2025,Unified billing system called “HubSpot Credit”, and now has a system in which credits are consumed for each function. If you don't understand this, you may end up in a situation where you end up spending too much and getting unexpected bills.
| function | consumption | Calculation example | remarks |
|---|---|---|---|
| Standard data enrichment | free | Automatically applied to all contacts and companies | Industry, number of employees, revenue, location. Free from the end of 2025 |
| Smart Properties (AI custom field completion) | 10 credits/case | 1,000 completions = 10,000 credits | AI web research and answer custom business questions |
| Buyer Intent (company visit detection) | 10 credits/company | 200 companies/month monitoring = 2,000 credits | Consumed each time a target company is created and monitored as a CRM record |
| Customer Agent (Support conversation) | 100 credits/conversation | 500 conversations/month = 50,000 credits | Conversation = one entire chat session. You can also set up to charge only for resolved items. |
| Prospecting Agent (Prospecting Contact) | 100 credits/contact/month | 50 people monitored = 5,000 credits/month | Number of contacts monitoring signals × consumed monthly |
| Data Agent (survey prompt) | 10 credits/prompt | 100 surveys = 1,000 credits | Per survey response across CRM, phone calls, email, and the web |
| Breeze Actions (AI actions in WF) | 10 credits/action | 1,000 WF runs = 10,000 credits | Consumed for each AI action execution within a workflow |
Setting up HubSpot credits"When you use up your monthly credits, you will automatically be transferred to a higher-tier credit pack."The setting is on by default. Credits may inflate unexpectedly, such as when Customer Agent is configured with high traffic. Be sure to check the upper limit settings and whether automatic upgrades are turned on or off in Settings → Breeze → Credit Management.
“The Loop” announced by HubSpot at INBOUND 2025 is more than just a product feature.“Growth model in the AI era”is. It is a cyclical growth model that incorporates AI, replacing the traditional marketing funnel (Attract → Convert → Close → Delight).
| Business category | AI (Breeze) is in charge | Responsible for humans |
|---|---|---|
| Lead acquisition/enrichment | Automatic completion of company information, buyer signal detection, form shortening | Definition of ICP (ideal customer image) and design of scoring model |
| Outreach/acquisition of business deals | Lead research, personalized email generation, and automatic follow-up execution | Final submission approval, strategic relationship building, and closing |
| Content production | First draft generation, SEO optimization, repurposing (conversion to other formats) | Brand voice setting/editing/final approval/strategy planning |
| customer support | Autonomous response to FAQ/general inquiries/Automatic generation of KB articles | Handling complex issues, emotional complaints, and escalation |
| Articles of 1,500 to 2,000 characters can be generated in about 2 minutes. | CRM data summarization/anomaly detection/pipeline prediction | Interpretation, decision making, and prioritization of business strategies |
HubSpot's Breeze AI consistently employs a "Human in the Loop" design. Customer Agent has escalation rules and Prospecting Agent can include human review before sending. Audit Card allows you to fully visualize what the AI has done.The most important point in utilizing Breeze is to clearly design the range in which AI can move autonomously and the range in which humans can make decisions.yesterday
Complete past history, unresolved issues, list of parties involvedRunning AI on dirty data generates dirty output quickly."That's the thing. The quality of emails sent by Prospecting Agent is directly linked to the quality of contact data in CRM. The accuracy of the Customer Agent's answers is proportional to the level of maintenance of the Knowledge Base. Preparing the environment before running AI is the only way to maximize ROI.
You can use Breeze Assistant today even if your CRM data is somewhat incomplete. Drafting emails, summarizing notes, and preparing for meetings before a call—these things instantly improve your team's productivity.Agents (especially Customer Agents and Prospecting Agents) will be launched into production after clearing at least 80% of the above checklist.. If you start it up in a hurry, incidents will occur such as ``AI sent a large number of irrelevant emails'' or ``Customer Agent continued to convey incorrect information to customers.''
🎯 ICP Definition Template——for Prospecting Agent
Standard enrichments are free. Customer Agent costs 100 credits/conversation and Prospecting Agent costs 100 credits/contact/month. Automatic upgrade is on by default, so be sure to check the upper limit settings. Weekly monitor credit consumption pace at the beginning of the month.
Capture customer signals, personalize, scale, and learn in four phases: Express → Tailor → Amplify → Evolve. Breeze AI's design philosophy is to create a "loop that gets smarter with each interaction" rather than a one-way funnel.
If you start Agents with dirty CRM data, it becomes a "machine that produces fast and dirty output." Start the actual operation of Agents after preparing the data quality, KB, ICP definition, and governance design first. You can start using Assistant any time today.